Chapter 15: Axial Muscles Patton: Anatomy and Physiology, 10th Edition Exam|Questions and Answers| 100% Correct

Chapter 15: Axial Muscles Patton: Anatomy and Physiology, 10th Edition Exam|Questions and Answers| 100% Correct Skeletal muscles constitute approximately ____ of our body weight. - answer50% The connective tissue sheath that envelops bundles of muscle fibers is the: - answerperimysium The covering of individual muscle fibers is the: - answerendomysium Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: - answerperimysium An aponeurosis could be described as a: - answerflat sheet of connective tissue connecting muscle to other structures Muscles that contract at the same time as the prime mover are called: - answersynergists and fixators Which of the following is not a component of a lever system? - answerfixator The type of lever arrangement in which the pull is exerted between the fulcrum and resistance or weight to be moved is a _____-class lever. - answerthird Muscles may be named according to: - answerfunction, direction of fibers, points of attachment The sternocleidomastoid muscle is an example of a muscle named for its: - answerpoints of attachment A muscle that assists with mastication is the: - answermasseter The muscle that draws the eyebrows together, producing vertical wrinkles above the nose (frowning), is called the: - answercorrugator supercilii Which of the following muscles has fibers on a transverse plane? - answertransverse abdomin